Turtle - N-gons

from turtle import *
color("red")
shape("turtle")
speed(2)
pensize(8)

N = 8
angle = 360 / N
for i in range(N):
    forward(50)
    right(angle)

color("white")
left(2* angle)
forward(100)

color("blue")
N2 = 10
angle2 = 360 / N2
for i in range(N2):
    forward(50)
    right(angle2)